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185
S Series
LED Heatsinks
Heatsink Height Surface area Weight Thermal resistance (°C/W)
Part Number (in/mm) (in
2
/mm
2
) (oz/g) Free conv. Forced conv.
SV-LED-113E
0.50 / 12.7 18 / 11,739 0.077 / 35
6.67
4.33
SA-LED-113E 5.33
SV-LED-125E
1.00 / 25.4 36 / 23,478 0.154 / 70
5.33
2.88
SA-LED-125E 4.27
SV-LED-151E
2.00 / 50.8 72 / 46,956 0.308 / 140
4.00
1.89
SA-LED-151E 3.20
SV-LED-176E
3.00 / 76.2 108 / 70,434 0.462 / 210
3.11
1.55
SA-LED-176E 2.49
Heat Dissipation
Heat Sink
Aluminum Alloy 6063-T5
or Equivalent with either
degreased or black anodized
finish.
Mounting
Hardware
1/4, #10, and #4 thread form-
ing SS screws are preferred
Compliance
Either degreased or black
anodized finished parts are
RoHS compliant.
Ohmite S Series LED Heatsinks are low cost and easy assem-
bly heat sinks for “Star” LED packages supplied by Cree,
Lumileds, Osram and others. This simple heat sink can hold
LED modules and can be mounted simply with some thread
forming screws. The heat sink has two types of surface finish
and can be used in either natural (free) or forced convection
cooling applications.
Mounting Surf. Temp. Rise above Ambient (°C)
Heat Dissipated (watts)
80
40
0
36912
60
150
100
Thermal Resistance from Mounting
Surface to Ambient (°C/watts)
1
0
2
4
5
6002000 400 1000
20
3
Air Velocity (ft./min.)
800
113
125
151
176
113
125
151
176
CHARACTERISTICS
SERIES SPECIFICATIONS
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